208534000

素因数分解:

$2^4\times 5^3\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:971

約数の個数: 80

約数和(自身を含む): 508824576

約数和(自身を除く): 300290576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 127, 200, 250, 254, 400, 500, 508, 635, 821, 1000, 1016, 1270, 1642, 2000, 2032, 2540, 3175, 3284, 4105, 5080, 6350, 6568, 8210, 10160, 12700, 13136, 15875, 16420, 20525, 25400, 31750, 32840, 41050, 50800, 63500, 65680, 82100, 102625, 104267, 127000, 164200, 205250, 208534, 254000, 328400, 410500, 417068, 521335, 821000, 834136, 1042670, 1642000, 1668272, 2085340, 2606675, 4170680, 5213350, 8341360, 10426700, 13033375, 20853400, 26066750, 41706800, 52133500, 104267000, 208534000]

約数ペア:

[(1, 208534000), (2, 104267000), (4, 52133500), (5, 41706800), (8, 26066750), (10, 20853400), (16, 13033375), (20, 10426700), (25, 8341360), (40, 5213350), (50, 4170680), (80, 2606675), (100, 2085340), (125, 1668272), (127, 1642000), (200, 1042670), (250, 834136), (254, 821000), (400, 521335), (500, 417068), (508, 410500), (635, 328400), (821, 254000), (1000, 208534), (1016, 205250), (1270, 164200), (1642, 127000), (2000, 104267), (2032, 102625), (2540, 82100), (3175, 65680), (3284, 63500), (4105, 50800), (5080, 41050), (6350, 32840), (6568, 31750), (8210, 25400), (10160, 20525), (12700, 16420), (13136, 15875)]